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Finding the Fourth Proportional to 677,521.78, 932,632.84 and 585,598.92

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Solution

The fourth proportional to 677,521.78, 932,632.84 and 585,598.92 is: 806,097.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,521.78 : 932,632.84 = 585,598.92 : x
  2. Step 2: Convert to fraction form
    677,521.78/932,632.84 = 585,598.92/x
  3. Step 3: Cross multiply
    677,521.78x = 932,632.84 × 585,598.92
  4. Step 4: Simplify right side
    677,521.78x = 546,148,783,860.53
  5. Step 5: Solve for x
    x = 546,148,783,860.53/677,521.78
  6. Step 6: Final answer
    x = 806,097.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.